$131+ Cheap flights from Incheon Intl (ICN) to Singapore (SIN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
Aug 10 — Aug 171
Round-trip
1 adult, Economy
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Find cheap flights from Incheon Intl to Singapore with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Incheon Intl to Singapore Changi are usually found in September or April, booked 55 days in advance, depart on a Thursday or Wednesday and return on a Friday
Cheap flight deals from Incheon Intl to Singapore
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Best
Last-minute
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Cheapest flights from Incheon Intl to SingaporeExplore the most affordable flight options available from Incheon Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.
Explore the most affordable flight options available from Incheon Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.
This T'way Air deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Mon 8/3111:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/10![T'way Air logo]()
$296
This Shandong Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:35 am
ICN
- SIN
1 stop16h 35m
Shandong Airlines
Wed 8/121:15 am
SIN
- ICN
1 stop19h 00m
Shandong Airlines
Deal found 7/11![Shandong Airlines logo]()
$297
This Shandong Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:40 pm
ICN
- SIN
1 stop25h 30m
Shandong Airlines
Sun 7/191:15 am
SIN
- ICN
1 stop20h 25m
Shandong Airlines
Deal found 7/10![Shandong Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:00 pm
ICN
- SIN
1 stop8h 00m
Scoot
Sat 8/82:15 am
SIN
- ICN
Nonstop6h 30m
Scoot
Deal found 7/11![Scoot logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Mon 8/1011:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/11![T'way Air logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:10 pm
ICN
- SIN
Nonstop6h 30m
Multiple Airlines
Thu 8/1312:25 pm
SIN
- ICN
1 stop8h 20m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$304
This T'way Air deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Sat 9/511:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/11![T'way Air logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:50 pm
ICN
- SIN
Nonstop6h 40m
Multiple Airlines
Tue 8/42:45 am
SIN
- ICN
Nonstop6h 30m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$306
This T'way Air deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Sat 9/511:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/7![T'way Air logo]()
$307
This T'way Air deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Tue 10/611:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/9![T'way Air logo]()
$308
Best flights from Incheon Intl to SingaporeDiscover carefully curated flight deals from Incheon Intl to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2026.
Discover carefully curated flight deals from Incheon Intl to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2026.
This Jeju Air deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:10 pm
ICN
- SIN
Nonstop6h 30m
Jeju Air
Sun 7/2612:50 am
SIN
- ICN
Nonstop6h 50m
Jeju Air
Deal found 7/7![Jeju Air logo]()
$313
This China Eastern deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:45 am
ICN
- SIN
2 stops15h 10m
China Eastern
Sat 8/82:30 am
SIN
- ICN
1 stop19h 15m
China Eastern
Deal found 7/11![China Eastern logo]()
$369
This Cathay Pacific deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:55 am
ICN
- SIN
1 stop23h 50m
Cathay Pacific
Thu 8/61:25 pm
SIN
- ICN
1 stop10h 00m
Cathay Pacific
Deal found 7/10![Cathay Pacific logo]()
$391
This Korean Air deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:50 pm
ICN
- SIN
Nonstop6h 25m
Korean Air
Thu 8/2710:00 pm
SIN
- ICN
Nonstop6h 35m
Korean Air
Deal found 7/7![Korean Air logo]()
$445
This Jeju Air deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:10 pm
ICN
- SIN
Nonstop6h 30m
Jeju Air
Mon 8/1712:50 am
SIN
- ICN
Nonstop6h 50m
Jeju Air
Deal found 7/8![Jeju Air logo]()
$344
This China Eastern deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:40 pm
ICN
- SIN
2 stops28h 45m
China Eastern
Tue 11/312:25 am
SIN
- ICN
2 stops19h 15m
China Eastern
Deal found 7/6![China Eastern logo]()
$383
This China Eastern deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:25 pm
ICN
- SIN
2 stops18h 15m
China Eastern
Sat 8/293:25 am
SIN
- ICN
2 stops16h 40m
China Eastern
Deal found 7/7![China Eastern logo]()
$392
This China Eastern deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:15 pm
ICN
- SIN
2 stops16h 00m
China Eastern
Sat 8/293:25 am
SIN
- ICN
2 stops16h 40m
China Eastern
Deal found 7/7![China Eastern logo]()
$392
This China Eastern deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:45 am
ICN
- SIN
1 stop18h 45m
China Eastern
Wed 8/1211:10 pm
SIN
- ICN
1 stop17h 15m
China Eastern
Deal found 7/11![China Eastern logo]()
$405
This China Eastern deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:55 pm
ICN
- SIN
1 stop10h 00m
China Eastern
Sun 8/3011:10 pm
SIN
- ICN
2 stops12h 00m
China Eastern
Deal found 7/10![China Eastern logo]()
$411
Last-minute flights from Incheon Intl to SingaporeDiscover last-minute flight deals from Incheon Intl to Singapore. Data last updated July 11, 2026 and is based on user searches.
Discover last-minute flight deals from Incheon Intl to Singapore. Data last updated July 11, 2026 and is based on user searches.
This Shandong Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:40 pm
ICN
- SIN
1 stop25h 30m
Shandong Airlines
Mon 7/201:15 am
SIN
- ICN
1 stop21h 35m
Shandong Airlines
Deal found 7/10![Shandong Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Mon 8/1011:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/11![T'way Air logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:50 pm
ICN
- SIN
Nonstop6h 40m
Multiple Airlines
Sat 8/82:15 am
SIN
- ICN
Nonstop6h 30m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:10 pm
ICN
- SIN
Nonstop6h 30m
Multiple Airlines
Tue 8/1112:25 pm
SIN
- ICN
1 stop8h 20m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$304
This Shandong Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:35 am
ICN
- SIN
1 stop16h 35m
Shandong Airlines
Wed 8/121:15 am
SIN
- ICN
1 stop19h 00m
Shandong Airlines
Deal found 7/11![Shandong Airlines logo]()
$297
This Booking.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:05 pm
ICN
- SIN
1 stop24h 25m
Multiple Airlines
Fri 8/74:40 am
SIN
- ICN
1 stop14h 45m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:00 pm
ICN
- SIN
1 stop8h 00m
Scoot
Sat 8/82:15 am
SIN
- ICN
Nonstop6h 30m
Scoot
Deal found 7/11![Scoot logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:00 pm
ICN
- SIN
1 stop8h 00m
Multiple Airlines
Mon 8/1011:00 pm
SIN
- ICN
Nonstop6h 45m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$307
This T'way Air deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Thu 8/2011:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/7![T'way Air logo]()
$309
This T'way Air deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Mon 8/3111:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/10![T'way Air logo]()
$296
This T'way Air deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Sat 9/511:00 pm
SIN
- ICN
Nonstop6h 45m
T'way Air
Deal found 7/11![T'way Air logo]()
$305
One-way flights from Incheon Intl to SingaporeSearch for one-way flight options from Incheon Intl to Singapore. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
Search for one-way flight options from Incheon Intl to Singapore. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
This Super.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:10 pm
ICN
- SIN
Nonstop7h 00m
Jeju Air
Deal found 7/8![Jeju Air logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:35 am
ICN
- SIN
1 stop10h 25m
Vietnam Airlines
Deal found 7/8![Vietnam Airlines logo]()
$132
This Trip.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:10 pm
ICN
- SIN
Nonstop6h 30m
Jeju Air
Deal found 7/6![Jeju Air logo]()
$133
This oojo deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1611:45 am
ICN
- SIN
1 stop13h 20m
Shandong Airlines
Deal found 7/9![Shandong Airlines logo]()
$134
This Super.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/710:15 pm
ICN
- SIN
1 stop26h 55m
Shandong Airlines
Deal found 7/8![Shandong Airlines logo]()
$136
This Super.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:05 pm
ICN
- SIN
1 stop27h 00m
Shandong Airlines
Deal found 7/8![Shandong Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1511:45 am
ICN
- SIN
1 stop13h 20m
Shandong Airlines
Deal found 7/7![Shandong Airlines logo]()
$139
This Super.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:50 pm
ICN
- SIN
Nonstop6h 40m
T'way Air
Deal found 7/8![T'way Air logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/138:45 am
ICN
- SIN
1 stop16h 20m
Shandong Airlines
Deal found 7/7![Shandong Airlines logo]()
$143
This Super.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:05 pm
ICN
- SIN
1 stop19h 20m
Vietnam Airlines
Deal found 7/8![Vietnam Airlines logo]()
$145
This Super.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:55 pm
ICN
- SIN
1 stop26h 30m
Vietnam Airlines
Deal found 7/6![Vietnam Airlines logo]()
$146
Find flight deals from Incheon Intl to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $296 (T'way Air) |
One-way from | $131 (Super.com) |
Popular in | October |
Cheapest in | September |
Average price | $369 |
Good round-trip deal | $376 or less |
Good one-way deal | $164 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Incheon Intl to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 11, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Thu 7/23
6:10 pm-11:40 pm
Nonstop6h 30m
Singapore Changi
Sun 7/26
12:50 am-8:40 am
Nonstop6h 50m
$313
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Thu 8/13
6:10 pm-11:40 pm
Nonstop6h 30m
Singapore Changi
Mon 8/17
12:50 am-8:40 am
Nonstop6h 50m
$344
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Fri 8/7
7:45 am-9:55 pm
2 stops15h 10m
Singapore Changi
Sat 8/8
2:30 am-10:45 pm
1 stop19h 15m
$369
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Sun 11/1
4:40 pm-8:25 pm
2 stops28h 45m
Singapore Changi
Tue 11/3
12:25 am-8:40 pm
2 stops19h 15m
$383
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Sat 8/1
1:55 am-12:45 am
1 stop23h 50m
Singapore Changi
Thu 8/6
1:25 pm-12:25 am
1 stop10h 00m
$391
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Tue 8/25
6:25 pm-11:40 am
2 stops18h 15m
Singapore Changi
Sat 8/29
3:25 am-9:05 pm
2 stops16h 40m
$392
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Thu 8/27
2:15 pm-5:15 am
2 stops16h 00m
Singapore Changi
Sat 8/29
3:25 am-9:05 pm
2 stops16h 40m
$392
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Mon 8/3
7:45 am-1:30 am
1 stop18h 45m
Singapore Changi
Wed 8/12
11:10 pm-5:25 pm
1 stop17h 15m
$405
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Wed 8/26
12:55 pm-9:55 pm
1 stop10h 00m
Singapore Changi
Sun 8/30
11:10 pm-12:10 pm
2 stops12h 00m
$411
Quickest round-trip
IncheonSingapore
ICN - SIN
ICNSIN
Incheon Intl
Thu 8/27
1:50 pm-7:15 pm
Nonstop6h 25m
Singapore Changi
Thu 8/27
10:00 pm-5:35 am
Nonstop6h 35m
$445
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Incheon Intl to Singapore
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Incheon Intl to Singapore in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Incheon Intl Airport-Singapore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Singapore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Singapore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Incheon Intl Airport-Singapore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Incheon Intl to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Incheon Intl with our price prediction graph.
ICN-SIN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Incheon Intl Airport to Singapore
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How far ahead should I book a flight from Incheon Intl Airport to Singapore?
The best time to book flights from Incheon Intl Airport to Singapore is 54 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Incheon Intl Airport to Singapore?
Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Singapore (average of $254). Flying from Incheon Intl Airport to Singapore in October is currently the most expensive (average of $505). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ICN to SIN?
Find hourly flight availability from Incheon Intl to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 11, 2026.
One of the essential ways to save on airfare from Incheon Intl Airport to Singapore is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 22% on airfare.
What is the cheapest day to fly from Incheon Intl Airport to Singapore?
Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to Singapore. Price data was last updated on July 11, 2026.
Travelers seeking maximum savings on their Incheon Intl Airport to Singapore flight should consider departing on Friday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Incheon to Singapore delayed?
About 17% of weekly flights between Incheon and Singapore have experienced delays in the past year, with the average delay time being 117 minutes.
What is the most punctual flight time for Incheon to Singapore flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Incheon to Singapore flights?
Over the last year, T'way Air have had the lowest number of delays on this route, with just 11% of flights being delayed.
What’s the top layover airport for flights from Incheon Intl Airport to Singapore?
Share of 1-stop round-trip flights from Incheon Intl Airport to Singapore chosen by Cheapflights users in the past 12 months, using the same layover each way.
Ho Chi Minh City (SGN) – chosen by Cheapflights users on 75% of 1-stop itineraries from Incheon Intl Airport to Singapore on Cheapflights.
What’s the cheapest layover airport for flights from Incheon Intl Airport to Singapore?
Average round-trip fare for 1-stop flights from Incheon Intl Airport to Singapore, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Hanoi (HAN) is the most affordable 1-stop option, with an average round-trip price of $236.
What’s the fastest layover option from Incheon Intl Airport to Singapore?
Shortest average travel time for 1-stop one-way flights from Incheon Intl Airport to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Ho Chi Minh City (SGN) have the shortest average one-way travel time for 1-stop routes: 9h 50m.
Which airport typically offers the quickest layover for flights from Incheon Intl Airport to Singapore?
Average layover duration for 1-stop one-way flights from Incheon Intl Airport to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Ho Chi Minh City (SGN) offer the fastest connection on this route, with an average layover time of 2h 05m.
The best insider tips for Incheon Intl Airport to Singapore flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Singapore trip
Our travel experts
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated July 11, 2026.
Peruse reviews from past customers who have flown with Korean Air,Singapore Airlines, andAsiana Airlines from Incheon Intl Airport to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Crew
8.7
Food
8.1
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Crew
8.7
Food
8.1
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Crew
8.7
Food
8.1
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Crew
8.7
Food
8.1
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Boarding
8.5
Entertainment
8.2
Overall
8.4
Comfort
8.3
Crew
8.7
Food
8.1
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Related info for your journey
Find useful and relevant information for your journey from Incheon Intl to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Incheon Intl and Singapore flights
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Top 7 airlines flying from Incheon Intl to Singapore
Discover the top 7 airlines that operate flights from Incheon Intl to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$110 | Average$356 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$128 | Average$354 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$133 | Average$323 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$270 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$285 | Average$473 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$295 | Average$480 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$310 | Average$649 | FlexibilityNo cancel fee | On-time76% |